1970 Declaration on Principles of IL
All states enjoy sovereign equality. They have equal rights and duties and are equal members of the international community, notwithstanding differences of an economic, social, political or other nature.
In particular, sovereign equality includes the following elements:
a. States are juridically equal;
b. Each state enjoys the rights inherent in full sovereignty;
c. Each state has the duty to respect the personality of other states;
d. The territorial integrity and political independence of the state are inviolable;
e. Each state has the right freely to choose and develop its political, social, economic and cultural systems;
f. Each state has the duty to comply fully and in good faith with its international obligations and to live in peace with other states